SICK LBV 310, Руководство по эксплуатации

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B y default
,
the potentiometer of LBV
310
is set to the right stop
(
>
0
.
02
g
/
cm
³
or
0
.
0008
lbs
/
in
³
).
I n case of very light
-
weight solids
,
turn
the potentiometer to the left stop
( >
0
.
008
g
/
cm
³
or
0
.
0003
lbs
/
in
³
).
LBV
310
will thus be more sensitive and can detect light
-
weight solids more
reliably
.
W ith the mode adjustment
(
min
./
max
.)
you can change the switching
condition of the relay
.
Y ou can set the required mode according to the
"
F
unction chart "
(
max
. -
max
.
detection or over
fl
ow protection
,
min
. -
min
.
detection or dry run protection
).
W e recommend connecting according to the quiescent current
principle
(
relay contact deenergizes when the switching point is
reached
),
because the relay always takes on the same
(
safe
)
condition
if a failure is detected
.
C ontrol lamp for indication of the switching status
l
green
=
relay energized
l
red
=
relay deenergized
l
red
( fl
ashing
) =
failure
6 . 3 F unctional chart
T he following chart provides an overview of the switching conditions
depending on the adjusted mode and level
.
L evel S witching status C ontrol lamp
M ode max
.
O ver
fl
ow protec
-
tion
5 3 4
(8) (6) (7)
R elay energized G reen
M ode max
.
O ver
fl
ow protec
-
tion
5 3 4
(8) (6) (7)
R elay deenergized R ed
M ode min
.
D ry run protection
5 3 4
(8) (6) (7)
R elay energized G reen
M ode min
.
D ry run protection
5 3 4
(8) (6) (7)
R elay deenergized R ed
M ode adjustment (
2
)
S ignal lamp ( 5 )
LBV
310
• -
R elay
(
DPDT
)
19
6
S et up
35919
-
EN
-
091126